adding an option to bind to a host (defaults to a  wildcard)
adding option to specify host bind address in CLA
updating docs for host CLA flag
cleaning up tab sillyness
Merge remote branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of https://github.com/gpolak/twofishes into gpolak-master

Conflicts:
	README.md
	serve.py
Merge branch 'gpolak-master'